F1 drivers warm up their tires in Monaco

The 2013 Monaco Grand Prix is Sunday and the racers are taking practice laps.

May 23, 2013 3:34 PM

Photo: Mark Thompson/Getty Images

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Red Bull driver Sebastian Vettel of Germany steers his car as a woman sunbathes on a terrace during the second free practice at the Monaco racetrack, in Monaco, Thursday, May 23, 2013. The 2013 Monaco Grand Prix Formula One race will be held on Sunday. less

Red Bull driver Sebastian Vettel of Germany steers his car as a woman sunbathes on a terrace during the second free practice at the Monaco racetrack, in Monaco, Thursday, May 23, 2013. The 2013 Monaco Grand ... more

Sauber driver Nico Hulkenburg, of Germany, steers his car during the first free practice session at the Monaco racetrack, in Monaco, Thursday, May 23, 2013. The formula one race will be held on Sunday.

Sauber driver Nico Hulkenburg, of Germany, steers his car during the first free practice session at the Monaco racetrack, in Monaco, Thursday, May 23, 2013. The formula one race will be held on Sunday.

General view as the cars round the harbor and swimming pool complex during practice for the Monaco Formula One Grand Prix at the Circuit de Monaco on May 23, 2013 in Monte-Carlo, Monaco.

General view as the cars round the harbor and swimming pool complex during practice for the Monaco Formula One Grand Prix at the Circuit de Monaco on May 23, 2013 in Monte-Carlo, Monaco.

Photo: Mark Thompson, Getty Images

General view as the cars round the harbor and swimming pool complex... Photo-4673579.63104 - GreenwichTime

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Ferrari driver Fernando Alonso of Spain gets a pit service during the first free practice at the Monaco racetrack, in Monaco, Thursday, May 23, 2013. Closing in on Formula One leader Sebastian Vettel, Ferrari driver Fernando Alonso suggested Wednesday that Red Bull's complaints about Pirelli's fast-degrading tires are due to frustration at no longer dominating races. The Formula one race will be held on Sunday. less

Ferrari driver Fernando Alonso of Spain gets a pit service during the first free practice at the Monaco racetrack, in Monaco, Thursday, May 23, 2013. Closing in on Formula One leader Sebastian Vettel, Ferrari ... more

Red Bull driver Sebastian Vettel of Germany, right, talks with Volkswagen rally French driver SÈbastien Ogier, centre, in the Red Bull motorhome, at the Monaco racetrack, in Monaco, Wednesday, May 22, 2013. The Formula one race will be held on Sunday. less